Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,822 questions · 1,891 findings · 321 reviews · Headline outcomes only

No studies found 279 · 14.8%GRADE not reported 46 · 2.4%Very low 524 · 27.7%Low 571 · 30.2%Moderate 330 · 17.5%High 141 · 7.5%

Home (point‐of‐use) fortification of foods with multiple micronutrient powders vs an iron‐only supplement

Anaemia · children aged 6 to 23 months

Home (point‐of‐use) fortification of foods with multiple… showed no clear difference in anaemia (haemoglobin values lower than 110 g/L) compared with an iron‐only supplement (low certainty).

1 finding from 1 review

tDCS vs active control

Secondary outcome measure: lower extremity function at the end of · people with stroke
2 findings from 1 review

tDCS vs placebo or control

Secondary outcome measure: lower extremity function at the end of · patients with improving activities of daily living, and physical and cognitive functioning at the end of follow‐up, in people after stroke

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Stratum corneum hydration (SCH) (at baseline and day 56 ± 4) Hahnel 2017: measured at 56 ± 4 days in mid‐volar arm and lower leg in arbitrary units from 0 (no water) to 120 (on water) using the Corneometer CM 825 Gillis 2016: measured at 12 weeks ... · people 60 years of age and older
1 finding from 1 review

Resilience interventions vs control condition

Mental health and well‐being: stress or stress perceptionMeasured by: investigators measured stress or stress perception using different instruments; lower scores mean lower stress or stress perception Timing of outcome assessment: post‐intervention · healthcare workers
1 finding from 1 review